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libbpf: Fix accessing syscall arguments on riscv
authorIlya Leoshkevich <iii@linux.ibm.com>
Wed, 9 Feb 2022 02:17:41 +0000 (03:17 +0100)
committerAndrii Nakryiko <andrii@kernel.org>
Wed, 9 Feb 2022 05:16:14 +0000 (21:16 -0800)
commitcf0b5b2769233b026cfa41206109dea77b0d17e3
tree4c3c7c2bc38e6b654c7dfb4efe2cb58701add523
parent5c101153bfd67387ba159b7864176217a40757da
libbpf: Fix accessing syscall arguments on riscv

riscv does not select ARCH_HAS_SYSCALL_WRAPPER, so its syscall
handlers take "unpacked" syscall arguments. Indicate this to libbpf
using PT_REGS_SYSCALL_REGS macro.

Reported-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20220209021745.2215452-7-iii@linux.ibm.com
tools/lib/bpf/bpf_tracing.h